ICD-10-CM Code Z77.21

Contact with and (suspected) exposure to potentially hazardous body fluids

Version 2020 Billable Code Unacceptable Principal Diagnosis

Valid for Submission

Z77.21 is a billable code used to specify a medical diagnosis of contact with and (suspected) exposure to potentially hazardous body fluids. The code is valid for the year 2020 for the submission of HIPAA-covered transactions. The ICD-10-CM code Z77.21 might also be used to specify conditions or terms like exposure to blood and/or body fluid or exposure to body fluid due to accidental needle stick injury or history of exposure to hazardous bodily fluids or seminal fluid-induced anaphylaxis.

The code Z77.21 describes a circumstance which influences the patient's health status but not a current illness or injury. The code is unacceptable as a principal diagnosis.

ICD-10:Z77.21
Short Description:Contact w and exposure to potentially hazardous body fluids
Long Description:Contact with and (suspected) exposure to potentially hazardous body fluids

Index to Diseases and Injuries

The Index to Diseases and Injuries is an alphabetical listing of medical terms, with each term mapped to one or more ICD-10 code(s). The following references for the code Z77.21 are found in the index:


Code Edits

The Medicare Code Editor (MCE) detects and reports errors in the coding of claims data. The following ICD-10 Code Edits are applicable to this code:

  • Unacceptable principal diagnosis - There are selected codes that describe a circumstance which influences an individual’s health status but not a current illness or injury, or codes that are not specific manifestations but may be due to an underlying cause. These codes are considered unacceptable as a principal diagnosis.

Synonyms

The following clinical terms are approximate synonyms or lay terms that might be used to identify the correct diagnosis code:

  • Exposure to blood and/or body fluid
  • Exposure to body fluid due to accidental needle stick injury
  • History of exposure to hazardous bodily fluids
  • Seminal fluid-induced anaphylaxis

Convert Z77.21 to ICD-9

  • V15.89 - Hx-health hazards NEC (Approximate Flag)

Code Classification

  • Factors influencing health status and contact with health services (Z00–Z99)
    • Persons with potential health hazards related to family and personal history and certain conditions influencing health status (Z77-Z99)
      • Oth contact w and exposures hazardous to health (Z77) (suspected)

Code History

  • FY 2016 - New Code, effective from 10/1/2015 through 9/30/2016
    (First year ICD-10-CM implemented into the HIPAA code set)
  • FY 2017 - No Change, effective from 10/1/2016 through 9/30/2017
  • FY 2018 - No Change, effective from 10/1/2017 through 9/30/2018
  • FY 2019 - No Change, effective from 10/1/2018 through 9/30/2019
  • FY 2020 - No Change, effective from 10/1/2019 through 9/30/2020

Information for Patients


Infection Control

Every year, lives are lost because of the spread of infections in hospitals. Health care workers can take steps to prevent the spread of infectious diseases. These steps are part of infection control.

Proper hand washing is the most effective way to prevent the spread of infections in hospitals. If you are a patient, don't be afraid to remind friends, family and health care providers to wash their hands before getting close to you.

Other steps health care workers can take include

  • Covering coughs and sneezes
  • Staying up-to-date with immunizations
  • Using gloves, masks and protective clothing
  • Making tissues and hand cleaners available
  • Following hospital guidelines when dealing with blood or contaminated items

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